docs: def db_temp_from_wb_rh(wet_bulb, rel_humid, b_press=101325):
      """Dry Bulb Temperature (C) and humidity_ratio at at wet_bulb (C),
      rel_humid (%) and Pressure b_press (Pa).
  
      Formula is only valid for rel_humid == 0 or rel_humid == 100.
      """
      assert rel_humid == 0 or rel_humid == 100, 'formula is only valid for' \
          ' rel_humid == 0 or rel_humid == 100'
      humidity_ratio = humid_ratio_from_db_rh(wet_bulb, rel_humid, b_press)
      hr_saturation = humid_ratio_from_db_rh(wet_bulb, 100, b_press)
      db_temp = wet_bulb + (((hr_saturation - humidity_ratio) * 2260000) / (1005))
      return db_temp, humidity_ratio